100% Food grade siliconeReusableMicrowave safeFreezer safeDishwasher safeOven safe to-65F to +400F (-40c to +230c)Material will not retain odors or flavorsNon-stickEasy to use and quick to cleanSuitable for cake decoration、fondantColors: randomSize(cm): 23.5cmType: Cookware Partsis_customized: YesMaterial: RubberFeature: Eco-FriendlyCookware Parts Type: Lids